What’s the fastest stopover option from Sydney to San Diego?

Flights via San Francisco (SFO) have the shortest average one-way travel time for one-stop routes: 17h 23m.

What’s the cheapest stopover airport for flights from Sydney to San Diego?

Honolulu (HNL) is the most affordable one-stop option, with an average return flight price of $1,348.

What’s the top stopover airport for flights from Sydney to San Diego?

San Francisco (SFO) – chosen by Cheapflights users on 37% of one-stop itineraries from Sydney to San Diego on Cheapflights.

Which airport typically offers the quickest stopover for flights from Sydney to San Diego?

Flights via San Francisco (SFO) offer the fastest connection on this route, with an average stopover time of 2h 06m.

How long is the flight from Sydney to San Diego?

Air Canada and United Airlines can get you from Sydney to San Diego in just under 19h 48m. Your travel time can differ by up to 5h 51m. The distance from Sydney to San Diego is about 12086 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

What are the cheapest airlines flying from Sydney to San Diego round-trip?

Air Canada, at $1,030, was found to be the cheapest airline from Sydney to San Diego.Alternate airlines to your destination round-trip include Alaska Airlines and United Airlines. Users have found that Air Canada is 34% cheaper than the other options available to this destination.

In terms of precipitation, rainfall in San Diego ranges from 0.0 - 58.0 inches per month. February is typically the wettest month, when rainfall can reach 58.0 mm. July is typically the driest time to visit San Diego when rainfall is around 0.0 mm.

If weather is an important factor for your trip to San Diego, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 14.0 C).

What are the most popular airlines that fly from Sydney to San Diego?

The most popular airlines flying from Sydney to San Diego are United Airlines, Air Canada and Alaska Airlines. Something to consider prior to booking your flight.

What is the cheapest time of day to fly from SYD to SAN?

When flying from Sydney to San Diego, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from Sydney to San Diego that include hotel bookings?

Yes. In addition to deals on Sydney to San Diego flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Sydney to San Diego?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sydney to San Diego.

Can I find deals for business class flights from Sydney to San Diego?

Yes. Cheapflights offers flight deals from Sydney to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$892+ Cheap Flights from Sydney to San Diego

Cheap flight deals from Sydney to San Diego

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Sydney to San Diego
Explore the most affordable flight options available from Sydney to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 August 2026.

Wed 14/1010:20 -

1 stop23h 40m

Wed 21/1016:50 -

1 stop21h 30m

Deal found 29/8$1,467

Thu 3/909:10 -

2 stops42h 19m

Sun 13/906:20 -

2 stops31h 05m

Deal found 30/8$1,548

Mon 31/809:30 -

1 stop19h 05m

Sun 13/917:00 -

1 stop21h 00m

Deal found 26/8$1,572

Thu 8/1010:15 -

2 stops31h 40m

Sun 18/1019:59 -

1 stop17h 51m

Deal found 27/8$1,581

Fri 4/920:45 -

1 stop27h 07m

Fri 11/912:45 -

1 stop37h 05m

Deal found 30/8$1,585

Thu 3/909:10 -

2 stops42h 19m

Fri 11/909:46 -

2 stops27h 39m

Deal found 30/8$1,618

Tue 13/1020:45 -

1 stop17h 54m

Tue 20/1017:00 -

1 stop31h 50m

Deal found 29/8$1,641

Thu 3/920:45 -

1 stop17h 14m

Fri 11/917:15 -

1 stop32h 35m

Deal found 30/8$1,643

Thu 5/1111:20 -

1 stop24h 05m

Mon 9/1117:15 -

1 stop21h 20m

Deal found 31/8$1,671

Mon 12/1010:20 -

1 stop23h 40m

Mon 26/1014:00 -

1 stop24h 35m

Deal found 27/8$1,678

Find flight deals from Sydney to San Diego

Round-trip from	$1,467
One-way from	$892
Popular in	December
Cheapest in	March
Average price	$1,426

Air Canada
14/10-21/10
2 total stops
45h 10m total
Sydney to San Diego

Search Deals

Air Canada
2/2
1 total stop
20h 44m total
Sydney to San Diego

Search Deals

Highest demand for flights based on searches. 1% potential increase in price ($39 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($31 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneySan Diego

SYD Sydney Kingsford Smith - SAN San Diego

SYDSAN

Sydney Kingsford Smith

Mon 30/11

11:20-17:59

1 stop25h 39m

San Diego

Fri 4/12

07:05-09:35

1 stop31h 30m

$1,781

Fastest return journey

SydneySan Diego

SYD Sydney Kingsford Smith - SAN San Diego

SYDSAN

Sydney Kingsford Smith

Thu 24/9

09:30-12:18

2 stops19h 48m

San Diego

Thu 1/10

15:56-07:00

2 stops22h 04m

$1,830

SydneySan Diego

SYD Sydney Kingsford Smith - SAN San Diego

SYDSAN

Sydney Kingsford Smith

Mon 30/11

09:00-13:04

2 stops23h 04m

San Diego

Fri 4/12

14:00-14:30

2 stops29h 30m

$1,852

SydneySan Diego

SYD Sydney Kingsford Smith - SAN San Diego

SYDSAN

Sydney Kingsford Smith

Wed 14/10

18:50-21:37

2 stops20h 47m

San Diego

Wed 21/10

13:10-09:15

3 stops26h 05m

$2,131

SydneySan Diego

SYD Sydney Kingsford Smith - SAN San Diego

SYDSAN

Sydney Kingsford Smith

Sun 13/12

21:40-07:19

2 stops28h 39m

San Diego

Sun 3/1

11:16-19:45

1 stop37h 29m

$2,198

SydneySan Diego

SYD Sydney Kingsford Smith - SAN San Diego

SYDSAN

Sydney Kingsford Smith

Wed 23/12

11:50-20:17

2 stops27h 27m

San Diego

Wed 13/1

19:41-09:20

1 stop18h 39m

$2,350

Cheapest one-way

SydneySan Diego

SYD Sydney Kingsford Smith - SAN San Diego

SYDSAN

Sydney Kingsford Smith

Tue 2/2

08:30-13:04

2 stops23h 34m

$934

SydneySan Diego

SYD Sydney Kingsford Smith - SAN San Diego

SYDSAN

Sydney Kingsford Smith

Tue 2/2

11:20-00:29

3 stops32h 09m

$1,026

SydneySan Diego

SYD Sydney Kingsford Smith - SAN San Diego

SYDSAN

Sydney Kingsford Smith

Sat 12/12

21:40-07:19

2 stops28h 39m

$1,252

SydneySan Diego

SYD Sydney Kingsford Smith - SAN San Diego

SYDSAN

Sydney Kingsford Smith

Sat 12/12

21:40-06:50

1 stop28h 10m

$1,389

Flights are sorted by cheapest return flights first.

Deals found on 28/8

Showing 1-10 of 13 resultsSorted by cheapest first

Best time to book a flight from Sydney to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Sydney with our price prediction graph.

SYD-SAN

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Sydney to San Diego

Prices

The price you pay for your flight from Sydney to San Diego may vary depending on when you book. For the best chance of a lower fare, look to book 61 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Sydney to San Diego?

Currently, March is the cheapest month in which you can book a flight from Sydney to San Diego (average of $1,412). Flying from Sydney to San Diego in December is currently the most expensive (average of $1,799). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from Sydney to San Diego?

Airfare is typical for this route at the moment.

Sydney to San Diego flights typically cost between $1,167 and $1,992 in October.
The cheapest return price found within the last 5 days was $1,467 on Air Canada (14 Oct–21 Oct).

Reviews of airlines servicing San Diego

Read reviews from past customers who have flown with Alaska Airlines,United Airlines, andAir Canada from Sydney to San Diego. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

7.9

Good

12,863 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

Alaska Airlines

7.9

Good

12,863 reviews

Alaska Airlines

7.9

Good

12,863 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

United Airlines

7.4

Good

10,146 reviews

Alaska Airlines

7.9

Good

12,863 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

Air Canada

7.1

Good

11,560 reviews

Alaska Airlines

7.9

Good

12,863 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

Related info for your journey

How long is the flight from Sydney to San Diego?
Air Canada and United Airlines can get you from Sydney to San Diego in just under 19h 48m. Your travel time can differ by up to 5h 51m. The distance from Sydney to San Diego is about 12086 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the cheapest airlines flying from Sydney to San Diego round-trip?
Air Canada, at $1,030, was found to be the cheapest airline from Sydney to San Diego.Alternate airlines to your destination round-trip include Alaska Airlines and United Airlines. Users have found that Air Canada is 34% cheaper than the other options available to this destination.
Can I find deals for flights from Sydney to San Diego that include hotel bookings?
Yes. In addition to deals on Sydney to San Diego flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Sydney to San Diego?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sydney to San Diego.
Can I find deals for business class flights from Sydney to San Diego?
Yes. Cheapflights offers flight deals from Sydney to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Sydney to San Diego?
Currently, March is the cheapest month in which you can book a flight from Sydney to San Diego (average of $1,412). Flying from Sydney to San Diego in December is currently the most expensive (average of $1,799). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

San Ysidro

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Top 3 airlines flying from Sydney to San Diego

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	Cheapest$1,030	Average$1,435	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Alaska Airlines	Cheapest$1,038	Average$1,366	FlexibilityNo cancel fee	On-time75%	Search Alaska Airlines flights
United Airlines	Cheapest$1,154	Average$1,496	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

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How does Cheapflights help users find flights from Sydney to San Diego?

When you search for this flight from Sydney to San Diego, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Sydney to San Diego?

Cheapflights helps you find that perfect flight to San Diego from Sydney by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Sydney to San Diego with no change fees?

Need flexible booking options for your flight to San Diego from Sydney? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Sydney to San Diego become cheaper?

Yes! Start tracking prices for Sydney to San Diego flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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Cheap flights from Sydney to San Diego from $892

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/2. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Sydney to San Diego

Cheapest flights from Sydney to San DiegoExplore the most affordable flight options available from Sydney to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 August 2026.

Explore the most affordable flight options available from Sydney to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 August 2026.

Best flights from Sydney to San DiegoDiscover carefully curated flight deals from Sydney to San Diego that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 31 August 2026.

Discover carefully curated flight deals from Sydney to San Diego that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 31 August 2026.

Last-minute flights from Sydney to San DiegoDiscover last-minute flight deals from Sydney to San Diego. Data last updated 31 August 2026 and is based on user searches.

Discover last-minute flight deals from Sydney to San Diego. Data last updated 31 August 2026 and is based on user searches.

One-way flights from Sydney to San DiegoSearch for one-way flight options from Sydney to San Diego. Find affordable one-way fares based on user searches. Data last updated 31 August 2026.

Search for one-way flight options from Sydney to San Diego. Find affordable one-way fares based on user searches. Data last updated 31 August 2026.

Find flight deals from Sydney to San Diego

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One-way from

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Use the filters below to find and compare flights from Sydney to San Diego that are best for you.

Best time to book a flight from Sydney to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Sydney with our price prediction graph.

Cheapflights Insights

How far ahead should I book a flight from Sydney to San Diego?

The price you pay for your flight from Sydney to San Diego may vary depending on when you book. For the best chance of a lower fare, look to book 61 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Sydney to San Diego?

How much does it cost for a return flight from Sydney to San Diego?

Airfare is typical for this route at the moment.

Sydney to San Diego flights typically cost between $1,167 and $1,992 in October.The cheapest return price found within the last 5 days was $1,467 on Air Canada (14 Oct–21 Oct).

What’s the top stopover airport for flights from Sydney to San Diego?

San Francisco (SFO) – chosen by Cheapflights users on 37% of one-stop itineraries from Sydney to San Diego on Cheapflights.

What’s the cheapest stopover airport for flights from Sydney to San Diego?

Honolulu (HNL) is the most affordable one-stop option, with an average return flight price of $1,348.

What’s the fastest stopover option from Sydney to San Diego?

Flights via San Francisco (SFO) have the shortest average one-way travel time for one-stop routes: 17h 23m.

Which airport typically offers the quickest stopover for flights from Sydney to San Diego?

Flights via San Francisco (SFO) offer the fastest connection on this route, with an average stopover time of 2h 06m.

Reviews of airlines servicing San Diego

Read reviews from past customers who have flown with Alaska Airlines,United Airlines, andAir Canada from Sydney to San Diego. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How long is the flight from Sydney to San Diego?

What are the cheapest airlines flying from Sydney to San Diego round-trip?

Can I find deals for flights from Sydney to San Diego that include hotel bookings?

How can I find direct flights from Sydney to San Diego?

Can I find deals for business class flights from Sydney to San Diego?

What is the cheapest month to book a flight from Sydney to San Diego?

Travelling to a place near San Diego?

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Alternative routes for Sydney to San Diego

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Complete your trip

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Direct flights to California

Book a non-stop flight to one of these other cities located in California.

Search flights from Sydney to San Diego by cabin class

Find flights from Sydney to San Diego, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Sydney and San Diego flights

Browse other Sydney and San Diego flight options. Last updated on 31 August 2026.

Other flights from Sydney

Browse through other flights departing from Sydney. Flights are based on user searches made on Cheapflights and were last updated on 31 August 2026.

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Top 3 airlines flying from Sydney to San Diego

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How does Cheapflights help users find flights from Sydney to San Diego?

Why should you use Cheapflights to find cheap flight tickets from Sydney to San Diego?

Can Cheapflights find flights from Sydney to San Diego with no change fees?

Can Cheapflights notify me if prices for flights from Sydney to San Diego become cheaper?

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Cheapest flights from Sydney to San Diego
Explore the most affordable flight options available from Sydney to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 August 2026.

Best flights from Sydney to San Diego
Discover carefully curated flight deals from Sydney to San Diego that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 31 August 2026.

Last-minute flights from Sydney to San Diego
Discover last-minute flight deals from Sydney to San Diego. Data last updated 31 August 2026 and is based on user searches.

One-way flights from Sydney to San Diego
Search for one-way flight options from Sydney to San Diego. Find affordable one-way fares based on user searches. Data last updated 31 August 2026.

Sydney to San Diego flights typically cost between $1,167 and $1,992 in October.
The cheapest return price found within the last 5 days was $1,467 on Air Canada (14 Oct–21 Oct).